Automotive electrical systems
More informationAt Global Parts, we offer a wide selection of original used car parts, including automotive electrical systems for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Each of our car parts undergoes quality control to ensure you receive a top-quality product.
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Part no. 1740374
BMW E34 E36 E39 E46 Starter Motor 1,4KW BOSCH 1740374
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BMW 1 Series e81 BODY CONTROL MODULE L2 61356968836 6968836
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BMW 3 Series E46 M47N Cable Alternator Starter Base B+ 7787581
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BMW 3 5 7 X5 E38 E39 E46 E53 M54 Engine Generator Alternator 120A
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Volkswagen Golf Mk5 Body Control Comfort Unit Module BCM 1K0937049N
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BMW E93 Footwell Light Control Module FRM3R PL2 Lear 9249081
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BMW F20 F21 F30 F32 LCI Headlight Ballast Control Unit Module FLE2 LOW 8494840
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BMW E60 E61 MINI R50 Rear Bumper PDC Ultrasonic Sensor Hyper Blue
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Skoda Octavia II PDC Parking Sensor Control Unit Module Prince Blue F5X
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Audi Q3 8U Headlight Module Ballast Relay Control Unit LCM 4G0907397Q
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BMW F10 F20 F30 F31 Body Module Control Unit FEM 9303546
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BMW E81 E87 E90 E91 PDC Parking Sensor Front Rear Mineralgrau Mineral Gray B39
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BMW 1 Series E87 ECU Body Control Module Unit L2 PL2 JBBFE 9134482
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Mercedes W169 W204 W212 Battery Cable Negative Lead Wiring Harness A0009052702
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BMW F40 F45 Mini F55 F56 Front Suspension Strut Protective Cap Cable VDC 6876863
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Audi A6 C7 Front Lamp Headlight Control Module Unit ECU Controller 4H4907357E
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Mercedes W221 Cover Fuse Box Case Trim Panel Lid A2215401682
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2X Relay BMW E60 E87 E90 F10 F30 4 Pin Tyco Set Black 6901469
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BMW 1 Series E81 E87 LCI N43 118i 143HP ECU Kit DME 7621178 CAS3 Key Automatic
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Starter Motor Mercedes W204 W212 Sprinter W906 OM651 Diesel Engine A0061514501
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BMW F07 F10 F11 Speakers Amplifier Bracket Holder Mount Unit Module 9174269
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BMW E87 E90 E91 Power Distribution Fuse Box Front 6906613
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Differential Lock Module BMW F13 M6 F80 M3 Rear Axle Control Unit ECU 8065118
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Audi A4 B9 Power Distribution Fuse Box Battery 8W0941823F
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Part no. 8E0907279N
Audi A4 B7 Body Control Module BCM Comfort Control Unit Power Supply 8E0907279N
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Part no. A9065451640
Mercedes-Benz Sprinter W906 Fuse Box Unit Holder Bracket Frame A9065451640
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Part no. 6926795
BMW 7 Series E65 Battery Cable Plus Pole 6926795 61126926795
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Part no. 7521123-1
Starter Motor BMW E60 E81 E87 E90 F20 Bosch 0986021500 7521123
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Part no. A6421501230-1
Mercedes W219 CLS350 CDI OM642.920 Engine Module ECU Kit A6421501230 Key Lock
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Part no. A2108200789
Mercedes-Benz E-Class W210 Estate Radio Aerial Antenna Amplifier A2108200789
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Part no. 9286887
BMW X1 E84 Max Brose Footwell Light Module Control Unit ECU Lear FRM PL2 9286887
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Part no. 9224673
BMW E81 E87 E90 E91 Hands-free Electronics Charging MULF2 9224673
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Part no. 8K0915181E
AUDI A4 B8 Battery Negative Cable Clamp Control Module Terminal 8K0915181E
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Part no. 9302256
BMW F10 F20 F30 Reversing Camera ECU Control Unit Module 9302256
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Part no. 7534921
BMW 3 X3 Series E46 E83 Engine Electronics Complete Control Unit Box 7534921
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Part no. 8377656
BMW X5 Series E53 Amplifier Trap Circuit 65258377656 8377656
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Part no. 7570488-1
Mini Cooper R50 R52 R53 W10 W11 1.6 Petrol Engine Starter Motor 0986018840
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Part no. B6 787 5877
Mercedes-Benz C-Class W204 Bluetooth Hands-free Mobile Phone Adapter B6 787 5877
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Part no. A2195406207
PDC Wiring Mercedes W211 W219 Front Bumper Parking Sensor Loom Cable A2195406207
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Part no. A2139006016
Mercedes W213 C238 Air Suspension Level Control Unit Module Airmatic A2139006016
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Part no. 6973036
BMW 5 6 X3 X5 Series E53 E60 E61 E63 E83 Cigarette Lighter Socket 6973036
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BMW X3 E83 LCI Map Card Fuse Box Grouping Diagram 3450247
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Bluetooth Combox BMW E81 E87 E90 E91 LCI Telematics Module 9257160
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Audi Q7 4L Power Supply Battery Control Module Unit 4L0915181
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Part no. 9166707
BMW E87 LCI Light Module NSW LCM Footwell Module PL2 FRM II 9166707
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Audi A1 8X Positive Battery Overload Protection 8X0915459
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BMW 5 Series E60 E61 Wiring Drivers Side Loom Door Cables Front Right O/S
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Part no. 6939069
BMW X5 E53 X3 E83 Control Unit Xenon Adaptive Headlight Ballast 6939069
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Part no. A2215403250
Mercedes W221 Fuse Box Control Unit SAM Module Relay A2215403250
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Part no. 96160-1h000
Head Unit Kia Ceed MK1 ED SW Radio CD Player MP3 RDS Unit 96160-1H000
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Part no. 8T0959754D
Audi A4 B8 A5 8T A6 C7 Remote Radio Alarm Key Button Control 868 MHZ 8T0959754D
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Part no. 3451625
BMW X3 E83 Light Control Unit Module LEAR LM II LWR 3451625
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Part no. A7899823000
Mercedes EQA H243 Relay High Voltage Performance DC 250 A Contactor A7899823000
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Part no. 3456587-1
Footwell Light Module Mini R60 Unit Low EKS ECU PL3 FRM3R 3456587
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BMW E60 M-Audio CD Radio Player Head Unit Professional 9131710
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Part no. 9205895
BMW E60 E87 E90 Telematics Bluetooth Control Unit Module 9205895
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BMW F20 F30 Mini F55 F56 Radio Remote Control Receiver 434 MHZ 8802918
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BMW 5 X3 Series E60 E61 E83 Front PDC Parking Distance Sensor Orientblau Blue
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Rear View Camera Module Mercedes W205 W222 W253 Control Unit A2229005613
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Part no. 4F0906093G
Audi A4 B7 Fuel Pump Sender Control Relay Module Unit ECU 4F0906093G
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Mercedes W202 Ignition Engine Control Unit Module C180 M111 Petrol A0185454132
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Mercedes Sprinter W906 Fuse Box Cover Trim Panel Lid Grey A6395450003
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Part no. A1635400841
Mercedes W163 Battery Ground Earth Strap Cable Wiring A1635400841
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Part no. A6461541102
Alternator Mercedes Vito W639 Sprinter W906 14V 180A Generator Valeo A6461541102
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Part no. 02M911024Q
Volkswagen Golf VI Passat B6 Tiguan Starter Motor Diesel Engine 02M911024Q
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Part no. 2H0911023F
Volkswagen Crafter 30-35 2E Amarok 2.0 TDI Engine Starter Motor 2H0911023F
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Part no. 8V0857273N
Audi A3 8V Head Up Navigation Multimedia Screen Display Unit 8V0857273N
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Part no. 9664016980
Citroen C4 Starter Motor Diesel Engine HDI Actuator Unit 9664016980
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Part no. 1387613
BMW 3 Series E36 Electrical Fuse Relay Box Cover Panel Trim 1387613
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Part no. 9159808-1
BMW E93 Xenon Footwell Light Module Control Unit ECU PL2 FRM II 9159808
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Part no. A2045420818
Mercedes-Benz A C W169 W204 Battery Negative Earth Cable Wiring A2045420818
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Part no. 8K0959792H
Door Control Module Audi S4 A4 B8 A5 8T Front Right O/S Passenger 8K0959792H
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Part no. 9292707
BMW X5 E70 Body Control Module Unit Junction Box PL4 JBBFEIII R ECU 9292707
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Part no. 9278074
BMW X5 E70 Head Unit CIC DAB Professional Navigation System Controller 9278074
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Mercedes W245 Front Bumper PDC Parking Distance Sensor Comet Grey - 748
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Part no. 9229241
BMW E81 E87 E90 E91 LCI E92 E93 Autoradio CD Radio Business 9229241
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Part no. 4F0907247
Audi A6 C6 Keyless KESSY Entry Amplifier Box Module Aerial Antenna 4F0907247
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Part no. A6395450232
Mercedes Vito W639 PDC Parking Distance Control Unit Module ECU A6395450232
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Part no. 9123091
BMW 1 3 Series E87 E90 E92 Navigation System Car Computer CCC 6955786
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Part no. A0009003706
Mercedes W207 W212 Parktronic Parking Control Unit Module A0009003706
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Part no. 8T1035223A
Audi A5 8T Speaker Amplifier AMP Bang & Olufsen 8T1035223A
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Part no. 6929689
BMW Z4 Series E85 Hifi System Amplifier Speaker System Unit 6929689
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Part no. 9140177
BMW MINI Cooper S R56 Rear Bumper PDC Cables Wiring Loom Set 9140177
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Alternator Mercedes W203 Diesel OM648 OM646 Engine ALternator 200A A0131540002
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BMW 1 3 F20 F30 LCI B47 Engine Gearbox Module Wiring Cable Loom Harness 8586571
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Part no. 6966925
BMW E60 E90 Dashboard Onboard Monitor Display Screen 8.8" 6966925
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Part no. A1699000500
Mercedes W169 W245 Door Control Module Front Left N/S A1699000500
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Part no. 6922666
BMW 7 Series E65 Spare Key Fob Emergency Adapter Case Holder Mount Slot 6922666
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BMW F20 F21 Radio BMW Professional CD DAB Player Controller F21 F22 F30 9331211
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Part no. 6956505
BMW E60 E61 E63 E64 Rear Power Distribution Fuse Relay Box 6956505
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Part no. A0009821212
Energy Distributor Mercedes W205 W212 W213 W906 Control Unit Module A0009821212
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Part no. 0AM911024A
Volkswagen Passat B7 Engine Starter Motor Actuator Starter 0AM911024A
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Part no. 7794650
BMW E60 E61 525d Diesel M57N 177HP Engine Control ECU Module DDE 7794650
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Part no. 8595284
Engine Wiring BMW F20 F30 LCI 118d 318d 120d 320d B47 Loom Harness Cable 8595284
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Part no. 5Q0919275B-AGR
Audi Q2 GA Front Parking Sensor Assist Control Module Arrow Grey Z7W 5Q0919275B
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Part no. A0009063822-1
Alternator Generator Mercedes W176 W246 Diesel Engine Bosch 175A A0009063822
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Part no. 9184203
BMW 3 5 Series Mini Cooper E60 E93 R55 R56 R60 IBS Negative Battery Lead
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Part no. A1718200626
Mercedes R171 SLK200 Module Front Door Right O/S Control Module Unit A1718200626
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Part no. 6978232
BMW E60 E61 E63 E65 X5 E70 X6 E71 PDC Parking Control Module Module 6978232
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Key components of vehicle electrical systems
Original electrical parts for popular car brands
A car's electrical system is a complex system responsible for many key functions—from engine starting to lighting and on-board electronics. Modern cars are equipped with increasingly advanced electrical solutions that not only improve driving comfort but also enhance safety. At the Global Parts automotive store you will find a wide range of used car parts , such as alternators, starters, batteries, control modules and other automotive electrical systems that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini and many others.
How does a car's electrical system work?
A car's electrical system is a complex system that consists of several key components that work together to ensure the vehicle's reliable operation:
- Battery accessories – Includes clamps, cables, holders and other components necessary for battery installation and maintenance.
- Electronic control modules and controllers – They control and manage the operation of various vehicle systems, such as the engine, air conditioning and ABS.
- Alternators and generators – Responsible for generating electricity and charging the battery while the engine is running.
- Parts for alternators and generators – Including voltage regulators, brushes and bearings that ensure proper operation of the alternator.
- Starters – Key components of the starting system that enable the engine to be started.
- Starter parts – Including bendixes, rotors and solenoids necessary for the proper operation of the starter.
- Batteries – They store the electrical energy necessary to start the engine and power on-board systems.
- Wires, harnesses and connectors – They transmit energy and electrical signals between various vehicle systems.
- Fuses and fuse boxes – Protect the electrical system against overloads and short circuits.
- Relays – They control the flow of current in individual electrical circuits of the vehicle. A functioning electrical system is the basis for the reliability of your car, regardless of operating conditions.
Key technical parameters of electrical systems
Each of these components has specific technical parameters that determine its compatibility with the vehicle. For example, alternators installed in mid-range cars (e.g., Volkswagen Passat B6) typically have a capacity of 90 A to 140 A, while luxury vehicles (e.g., Mercedes S-Class) require alternators with a capacity exceeding 180 A. Starter motors vary in torque and operating voltage – the standard is 12 V, while 24 V starters are used in heavy-duty vehicles.
Why is it worth taking care of your car's electrical system?
Regular maintenance and replacement of electrical system components is key to reliability and road safety. Faulty components can lead to:
- Problems starting the engine.
- Failure of safety systems such as ABS or airbags.
- Decreased efficiency of on-board equipment, e.g. lighting or air conditioning. At the Global Parts store we offer original used car parts , which have undergone detailed quality tests, ensuring their full functionality.
Symptoms of electrical system disruptions
In practice, electrical faults manifest themselves in a variety of ways. Drivers most often notice: dimming lights when parked, difficulty starting the engine, a voltage drop on the on-board computer, or air conditioning malfunctions. The table below presents typical correlations:
| Symptom | Possible cause | Item to check |
|---|---|---|
| Difficulty starting the engine | Worn out starter or battery | Starter motor, battery |
| Dimming the lights | Inefficient alternator | Alternator, voltage regulator |
| Electric windows not working | Damaged relays or harness | Relays, wires |
How to choose the right parts for your electrical system?
When choosing parts for the electrical system, such as alternators, starters or control modules, it is worth paying attention to:
- Vehicle-specific fit – Every car make and model requires specific specifications. At Global Parts, you'll find parts that perfectly fit BMW , Audi , Mercedes , Volkswagen , Mini, and many more .
- Technical condition – All used parts we offer are thoroughly checked to ensure their reliability.
- Technical parameters – For example, alternators should have appropriate current output, adapted to the needs of your vehicle.
Compatibility and fit
The selection of electrical parts is based primarily on OEM part numbers, but matching them to specific parameters is equally important, including current, voltage, and the number of connector pins. For example, the 120A alternator used in the Audi A4 B7 differs significantly from the 150A version installed in the Audi A6 C6 . Therefore, using manufacturer catalogs or providing the VIN makes finding the right component much easier.
Why choose used electrical parts?
Purchase of used car parts This solution allows you to combine savings with quality. Why choose it?
- Lower costs – Used alternators, starters and other parts are cheaper than new ones, but offer the same high quality.
- Ecology – You support recycling and reduce waste by choosing used car parts .
- Wide range – We offer electrical parts for the most popular car brands, so you can easily find what you need.
How to take care of your car's electrical system?
To ensure your electrical system operates reliably for years, it is worth remembering a few rules:
- Regularly check the battery condition and charge level.
- Take care of your cables and connectors – corrosion or damage can lead to voltage drops and failures.
- Monitor the operation of the alternator and starter – early detection of problems will help avoid more serious breakdowns. If you have any problems, you will find the right car parts at Global Parts that will help restore your vehicle to full working order.
Step-by-step control procedures
- Measure the battery voltage with a multimeter – the resting value should be approximately 12.6 V.
- Check the charging voltage with the engine running – the correct range is 13.8–14.5 V.
- Assess the condition of the wires and terminals – lack of corrosion and a firm seat are essential.
- If in doubt, check the quiescent current consumption – it should not exceed 0.05–0.08 A.
FAQ - Frequently asked questions about electrical systems in cars
| Question | Answer |
|---|---|
| What is a car electrical system? | This is a set of components responsible for powering and controlling all electrical functions in the car – from engine starting to multimedia. |
| What is an alternator for in a car? | The alternator generates electrical current when the engine is running and charges the battery. |
| What is the difference between a starter and an alternator? | The starter motor is used solely to start the engine, while the alternator is responsible for generating energy while driving. |
| How to check if the battery is working? | Just measure its voltage – a healthy battery should have approximately 12.6 V at rest and maintain a voltage above 10 V during cranking. |
| What are the most common symptoms of car electrical failure? | Problems starting the engine, flashing warning lights, power windows not working or dimming lights. |
| Do electrical parts from one model fit another? | Sometimes yes, but the key is to match it by VIN or OEM number – this guarantees compatibility. |
| How often should you check your electrical system? | It is worth performing basic diagnostics (battery, alternator) at least once a year or before a long trip. |
Summary: Automotive electrical systems at Global Parts Automotive Store
Automotive electrical systems are the foundation of the reliability and comfort of every modern vehicle. By choosing the right parts, such as alternators, batteries, and control modules, you can ensure your car's full operational efficiency. The Global Parts automotive store invites you to browse our wide selection of original used car parts . Whether you're looking for car parts for BMW , Audi , Volkswagen , Mercedes, Mini , or others, you'll find them at competitive prices. We strive to ensure every customer finds the right parts for their car, and if you have any questions or concerns about selecting the right components, we're happy to help! Please contact us – we're here to help! For more information and interesting facts, visit our automotive blog .